সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
Speed of the boat in standing water is 6 km/h and the speed of the stream is 2 km/h. What will be the total time if a man goes by the boat upstream 32 km and comes back to the starting point?
Speed of the boat in standing water is 6 km/h and the speed of the stream is 2 km/h. What will be the total time if a man goes by the boat upstream 32 km and comes back to the starting point?
- ক. 6 h
- খ. 2 h
- গ. 8 h
- ঘ. 10 h
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এ সম্পর্কিত আরো প্রশ্ন দেখুন
- A man rows upstream 24 km and downstream 36 km, taking 6 hours each time. The velocity of the current will be:
- A man can row upstream at 10 km/h and downstream at 16 km/h. His rate in still water is---
- A man can row downstream at 10 kmph and upstream at 5 kmp. The man's rowing rate in still water is--
- A man can cross 10 miles distance of a river in favor of the stream in 2 hours. He can come back against the stream along the same way in 5 hours. What is the average speed, in miles per hour, for the entire trip?
- Speed of the boat in standing water is 6 km/h and the speed of the stream is 2 km/h. What will be the total time if a man goes by the boat upstream 32 km and comes back to the starting point?
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